Tides” will open the AyeTides app (if installed) to the center of the Chart view position. iNavX can be returned to from the AyeTides main menu by pressing the ”Back to iNavX” button in the upper left hand corner

Theyr Weather Settings” allows weather forecasts to be plotted over the Chart view. This feature does require a Theyr Weather subscription and an internet connection

GRIB is a weather forecast